To be honest, what's the signal of iphone 5s telecom contract machine? Another is whether you can upgrade to a 4G network in the future.

Hello, first of all, thank you for your support to China Telecom. According to your description, at present, the telecom version of iphone5S temporarily supports 4G network models, the 3G signal of mobile phones is very good, and the mobile phone network hall is doing preferential activities. /apple iPhone 5s (16G). The new A7 chip with 64-bit architecture of touch ID fingerprint sensor is even better. ISight camera and ultra-fast wireless network connection market price: 5288. Discount price of net hall: 4688. You visit Anhui Telecom's online business hall to buy genuine authorized products, deliver them free of charge, and give Anhui Telecom a gift. I hope my answer will make you accept the question. Anhui Telecom's online business hall consultants have officially started 4G services. You can go to the online business hall for details. I wish you a happy life.